@@ -309,22 +309,22 @@ The following table gives an overview of how the API functions generally behave.
The following table shows the possible return codes for API requests.
| Return values | Description |
| ------------- | ----------- |
| `200 OK` | The `GET`, `PUT` or `DELETE` request was successful, the resource(s) itself is returned as JSON. |
| `204 No Content` | The server has successfully fulfilled the request and that there is no additional content to send in the response payload body. |
| `201 Created` | The `POST` request was successful and the resource is returned as JSON. |
| `304 Not Modified` | Indicates that the resource has not been modified since the last request. |
| `400 Bad Request` | A required attribute of the API request is missing, e.g., the title of an issue is not given. |
| `401 Unauthorized` | The user is not authenticated, a valid [user token](#authentication) is necessary. |
| `403 Forbidden` | The request is not allowed, e.g., the user is not allowed to delete a project. |
| `404 Not Found` | A resource could not be accessed, e.g., an ID for a resource could not be found. |
| Return values | Description |
| ------------------------ | ----------- |
| `200 OK`| The `GET`, `PUT` or `DELETE` request was successful, the resource(s) itself is returned as JSON. |
| `204 No Content`| The server has successfully fulfilled the request and that there is no additional content to send in the response payload body. |
| `201 Created`| The `POST` request was successful and the resource is returned as JSON. |
| `304 Not Modified`| Indicates that the resource has not been modified since the last request. |
| `400 Bad Request`| A required attribute of the API request is missing, e.g., the title of an issue is not given. |
| `401 Unauthorized`| The user is not authenticated, a valid [user token](#authentication) is necessary. |
| `403 Forbidden`| The request is not allowed, e.g., the user is not allowed to delete a project. |
| `404 Not Found`| A resource could not be accessed, e.g., an ID for a resource could not be found. |
| `405 Method Not Allowed` | The request is not supported. |
| `409 Conflict` | A conflicting resource already exists, e.g., creating a project with a name that already exists. |
| `412` | Indicates the request was denied. May happen if the `If-Unmodified-Since` header is provided when trying to delete a resource, which was modified in between. |
| `422 Unprocessable` | The entity could not be processed. |
| `429 Too Many Requests`| The user has exceeded the [application rate limits](../administration/instance_limits.md#rate-limits). |
| `500 Server Error`| While handling the request something went wrong server-side. |
| `409 Conflict`| A conflicting resource already exists, e.g., creating a project with a name that already exists. |
| `412`| Indicates the request was denied. May happen if the `If-Unmodified-Since` header is provided when trying to delete a resource, which was modified in between. |
| `422 Unprocessable`| The entity could not be processed. |
| `429 Too Many Requests` | The user exceeded the [application rate limits](../administration/instance_limits.md#rate-limits). |
| `500 Server Error` | While handling the request, something went wrong server-side. |
